Underscore CamelCase PascalCase

gistfile1.txt

	protected function underScoreToCamelCase( $string ) {
		return preg_replace( '/(?:^|_)(.?)/e', "strtoupper('$1')", $string );
	}


	protected function underScoreToPamelCase( $string ) {
		return preg_replace( '/_(.?)/e', "strtoupper('$1')", $string );
	}


	protected function cameCaseToUnderScore( $string ) {
		return strtolower( preg_replace( '/([^A-Z])([A-Z])/', "$1_$2", $string ) );
	}